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path: root/drivers/gpu/drm/nouveau/nvkm/core/engine.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/core/engine.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/core/engine.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/core/engine.c b/drivers/gpu/drm/nouveau/nvkm/core/engine.c
index 657231c3c098..d0322ce85172 100644
--- a/drivers/gpu/drm/nouveau/nvkm/core/engine.c
+++ b/drivers/gpu/drm/nouveau/nvkm/core/engine.c
@@ -83,6 +83,20 @@ nvkm_engine_intr(struct nvkm_subdev *subdev)
}
static int
+nvkm_engine_info(struct nvkm_subdev *subdev, u64 mthd, u64 *data)
+{
+ struct nvkm_engine *engine = nvkm_engine(subdev);
+ if (engine->func->info) {
+ if ((engine = nvkm_engine_ref(engine))) {
+ int ret = engine->func->info(engine, mthd, data);
+ nvkm_engine_unref(&engine);
+ return ret;
+ }
+ }
+ return -ENOSYS;
+}
+
+static int
nvkm_engine_fini(struct nvkm_subdev *subdev, bool suspend)
{
struct nvkm_engine *engine = nvkm_engine(subdev);
@@ -150,6 +164,7 @@ nvkm_engine_func = {
.preinit = nvkm_engine_preinit,
.init = nvkm_engine_init,
.fini = nvkm_engine_fini,
+ .info = nvkm_engine_info,
.intr = nvkm_engine_intr,
};